Legal claims defining the scope of protection, as filed with the USPTO.
2. The product code reading device according to claim 1, wherein, after the initialization of the communication interface, if the communicable state is recovered, the controller causes the communication interface to transmit communication failure information indicating that the transmission of the commodity information has failed.
4. The product code reading device according to claim 1, wherein the output device is a speaker included in the commodity reader.
5. The product code reading device according to claim 1, wherein the controller determines that the communicable state has not been recovered when a response from the point-of-sale terminal is not received via the communication interface within a predetermined time after a transmission of communication failure information to the point-of-sale terminal.
6. The product code reading device according to claim 1, wherein the commodity reader is a bar code scanner.
7. The product code reading device according to claim 1, wherein the output device comprises a speaker.
8. The product code reading device according to claim 1, wherein the controller is further configured to cause the communication interface to re-transmit the commodity information read by the commodity reader along with the signal of the communication failure.
9. The product code reading device according to claim 1, wherein the commodity reader is disposed within the point-of-sale terminal.
10. The product code reading device according to claim 1, wherein the commodity reader is a hand-held scanner.
12. The point-of-sale apparatus according to claim 11, wherein, after the initialization of the second communication interface, if the communicable state is recovered, the controller causes the second communication interface to transmit communication failure information to the first communication interface indicating that the transmission of the commodity information has failed.
14. The point-of-sale apparatus according to claim 11, wherein the controller is further configured to cause the second communication interface to re-transmit the commodity information read by the commodity reader along with the signal of the communication failure.
15. The point-of-sale apparatus according to claim 11, wherein the commodity reader is a bar code scanner.
16. The point-of-sale apparatus according to claim 11, wherein the commodity reader is a hand-held scanner.
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April 9, 2024
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